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_ ~ ~ • <br />S. S. Shuey -2- September 6, 1993 <br />The construction of the silo began in May of 1969 and was <br />complete by December 1969. After the silo was complete the <br />rail access to the tipple was no longer required. <br />le. The outslope of the Upper Hubbard Creek sediment pond was also <br />modeled with Sedcad+ Version 3 using a grass filter as <br />discussed above. The results of the modeling are presented on <br />page B-141 & B-142 and B-144 through B-148. <br />2. Map E8-3446 was revised to show that SAE-2 extends up the <br />cemetery access road and around the water tank. <br />3. No response necessary. <br />4. No response necessary. <br />The following drawings and revised pages comprise this technical <br />revision application. <br />Page/Drawing Description of Chance <br />viii-2 Revised drawing list with updated revision <br />date for drawing E8-3253. <br />viii-3 Revised drawing list with updated revision <br />date for drawings E8-3351R b E8-3446. <br />viii-6 Revised drawing list with updated revision <br />date for drawings 5-034 & 5-035. <br />Pages B-139 - B-158 Revised description of small area exemptions. <br />Pages B-144 through B-158 present the Sedcad <br />modeling. <br />C8-1141 Show the Bear Creek Facilities area as an SAE <br />with monitoring point SAE-8. Show the Bear <br />Creek Escapeway as an SAE but without a <br />monitoring point. <br />E8-3253 Show the Lower Hubbard Creek pad area as an <br />SAE with monitoring point SAE-10. Show the <br />Lower Hubbard Creek hoist pad as an SAE with <br />monitoring point SAE-11. <br />E8-3351R Show the sediment pond outslope and the <br />topsoil stockpiles as SAE's but without <br />monitoring points or silt fences. <br />E8-3446 Show the Elk Creek Facilities SAE monitoring <br />points SAE-1 through SAE-7. <br />